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*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
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Used
2021 Cadillac CT4
for sale
near
Copiague, NY
- Down Payment
- $0
- Net trade-in value
- $0
- Months
- 72
- APR
- 7.0%
- Sales tax
- 0.0%
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.






Cadillac Certified
2021 Cadillac CT4 Premium Luxury
Vehicle information
Features






Cadillac Certified
2021 Cadillac CT4 Premium Luxury
Vehicle information
Features
Reviews
The buying process was easy.
The buying process was easy. I came in and ordered my silverado 1500. The bad part wasn't the dealers fault but I placed the order on December 24, 2024. It came in April 28th , 2025. That was over a 4 month wait. That is way too long .
Mejor auto manejado
Comparado con otros autos este es precioso mas confortable tiene mucho confort Esto era lo que yo necesitaba Me encanta y estoy super feliz Ahora si tenemos un carro comodo
Used
2021 Cadillac CT4 Luxury
Vehicle information
Features
Reviews
Cadillac Escalade
After going to into a few other Cadillac dealerships I finally went to Sarant Cadillac. I felt welcomed immediately. I sat with Jim Rap and I knew I didn't need to go anywhere else. It was a no hassle negotiation that hadn't happened anywhere else. They were able to get the vechicle in a timely fashion. Just an overall good experience. I wouldn't go anywhere else if I was to lease or buy a Cadillac.
Used
2021 Cadillac CT4 Premium Luxury
Vehicle information
Features
Reviews
Excellent Service
First time getting my truck serviced at Sarant Cadillac. My service consultant Tony DiGuiseppe was beyond helpful. I plan on returning to have all future service to my tuck done at Sarant Cadillac.
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Cadillac CT4 prices by year
Model year | Prices from | Deals |
---|---|---|
2025 Cadillac CT4 | $38,990 |
About the 2021 Cadillac CT4
Luxury shown (base trim).
- Seating
- 5
- Door count
- 4
- Drivetrain
- Rear-wheel drive
- Combined MPG
- 26
- Transmission
- 8-Speed A/T
- Engine
- 237.0-hp, 2.0-liter, 4 Cylinder Engine (Gasoline Fuel)

How much does the 2021 Cadillac CT4 cost?
The 2021 Cadillac CT4 price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2021 CT4 is $27,734, with pricing starting at $14,450.
What is the MPG of the 2021 Cadillac CT4?
The 2021 Cadillac CT4 offers up to 23 MPG in city driving and 32 MPG on the highway for a combined rating of 26 MPG.
These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle trim, driving conditions, driving habits, vehicle maintenance, and other factors.
What are some similar vehicles and competitors of the 2021 Cadillac CT4?
The 2021 Cadillac CT4 compares to and/or competes against the following vehicles:
Is the 2021 Cadillac CT4 reliable?
The 2021 Cadillac CT4 has an average reliability rating of 5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2021 CT4 owners.
Is the 2021 Cadillac CT4 a good sedan?
Below are the Cars.com consumer ratings for the 2021 Cadillac CT4.
- Comfort 5.0
- Interior 4.5
- Performance 5.0
- Value 5.0
- Exterior 5.0
- Reliability 5.0
100% of drivers recommend this car
- Comfort 5.0
- Interior 4.5
- Performance 5.0
- Value 5.0
- Exterior 5.0
- Reliability 5.0
Luxury (1 style)
Style |
---|
4dr Sdn Luxury |
Inventory price |
Starting at $33,395 |
Combined MPG |
26 |
Engine |
237.0-hp, 2.0-liter, 4 Cylinder Engine (Gasoline Fuel) |
Premium Luxury (1 style)
Style |
---|
4dr Sdn Premium Luxury |
Inventory price |
Starting at $37,595 |
Combined MPG |
26 |
Engine |
237.0-hp, 2.0-liter, 4 Cylinder Engine (Gasoline Fuel) |
Sport (1 style)
Style |
---|
4dr Sdn Sport |
Inventory price |
Starting at $38,695 |
Combined MPG |
26 |
Engine |
237.0-hp, 2.0-liter, 4 Cylinder Engine (Gasoline Fuel) |
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration fees, lien fees, or any other fees that may be imposed by a governmental agency in connection with the sale and financing of the vehicle. Other taxes may apply. They do not represent a financing offer or a guarantee of credit from the seller. Actual terms vary by lender.
**Your Saved Vehicles list will be shared along with your contact information when you submit a vehicle request to a dealership. To opt out of this sharing, please view your options on Cars.com Privacy Notice.
Research the 2021 Cadillac CT4
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